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Managing Partners

Sang-sup CHUNGManaging Partner
Sang-sup CHUNG, Managing Partner
Sang-hyun LEECo-Managing Partner
Sang-hyun LEE, Co-Managing Partner

Head of IP Operations

Dawoon JeongManager
Experience
Technology Transaction Specialist / IP Information Analyst, Choongmu Adia Patent & Law Firm (Branch)
Education
M.S. in IT Smart Media, Graduate School of Information Science, Soongsil University
Awards
Feb. 2021 Excellence Thesis Award (Patent), Graduate School of Information Science, Soongsil University
Apr. 2019 Encouragement Award, Campus Patent Universiade (Patent)
Jun. 2017 Best Research Award, KAIST AIP (Patent)
Apr. 2014 Commissioner's Award, Industrial Property Case Commentary, IPTAB (Trademark)
Apr. 2016 Commissioner's Award, Industrial Property Case Commentary, IPTAB (Trademark)
Apr. 2017 Commissioner's Award, Industrial Property Case Commentary, IPTAB (Trademark)
Apr. 2018 Commissioner's Award, Industrial Property Case Commentary, IPTAB (Trademark)
Jun. 2018 President's Award, Industrial Property Thesis, KPAA (Trademark)

Patent Attorneys

Kwang-seok KOPatent Attorney
Kwang-seok KO
Experience
Former Examiner, KIPO Ubiquitous, Semiconductor, Video Equipment, Electrical & Electronic Divisions
Former Head Examiner, Ubiquitous Division, KIPO
Former Trial Examiner, IPTAB, KIPO
Retired as Deputy Director (Grade 3), KIPO
Certified Technology Transaction Specialist
Served at Ministry of Trade, Industry and Energy; Ministry of Commerce, Industry and Energy; Ministry of Energy and Resources
Current Review Committee Member, Excellent Invention Support Program, Korea Invention Promotion Association
Current Evaluation Committee Member, Component & Material Technology Development Program
Current Evaluator, University (Faculty) Patent Cost Support Program
Current Advisory Patent Attorney, Choongmu Adia Patent & Law Firm
Education
B.S. in Electrical Engineering, Seoul National University of Science and Technology
M.S. in Electrical Engineering, Industrial Graduate School, Yonsei University
Ph.D. in Broadcasting & Telecommunications Convergence Engineering, NID Graduate School, Seoul National University of Science and Technology
Completed program at Karl Duisberg Institute, Germany
Completed WIPO International IP Specialization Program
Certified Senior Supervisor for Railway Signals
Licensed Designer; RFID Technical Certificate
Jun-hak KIMPatent Attorney
Jun-hak KIM
Experience
Industrial Researcher, National Industrial Technology Quality Institute, SMBA
Examiner, KIPO
Trial Examiner, IPTAB, KIPO
Former Professor, Patent Training Institute
Retired as Deputy Director (Grade 3), KIPO
Certified Technology Transaction Specialist
Former Industry-Academia Cooperation Professor, Hanbat National University
Deputy Head & Industry-Academia Cooperation Professor, Hankyong National University
Current Advisory Committee Member, Korea Technology Finance Corporation
Expert Evaluator, Institute for Industrial Policy Studies
Regular Member, Korean Intellectual Property Law Association
Advisory Member, Chemical Materials Commercialization Center, Hanbat National University
Expert Committee Member, 3D Printing Industry Association
Expert Committee Member, 3D Printing Standardization Committee
Expert Committee Member, 3D Printing Future Forecasting Committee
Expert Committee Member for Additive Manufacturing (ISO/TC261, KATS)
Current Managing Patent Attorney, Choongmu Adia Patent & Law Firm
Education
B.S. in Ceramic Engineering, College of Engineering, Yonsei University
M.S. in Ceramic Engineering, College of Engineering, Yonsei University
Ph.D. in Materials Science and Engineering, University of New South Wales, Australia
Visiting Researcher (Post-Doc.), National Institute for Research in Inorganic Materials, Japan
LL.M. in Law, Graduate School, Chungnam National University
Certified Technology Transaction Specialist, Ministry of Trade, Industry and Energy
Jong-hyo PARKPatent Attorney / Ph.D. in Business Administration
Experience
Former Examiner, Electrical, Electronic, IT & Mechanical Divisions, KIPO
Former Head Examiner, Electrical / Electronic / Examination Policy / Computer Divisions, KIPO
Former Director General, Electrical & Electronic Examination Bureau / IT Examination Bureau, KIPO
Former Trial Examiner, IPTAB, KIPO
Former Presiding Judge, IPTAB, KIPO
Former President & Managing Partner, KOPASI International Patent Law Firm
Former President, Techvill International Patent Law Firm
Former Advisor, Korea Institute of Patent Information
Inaugural President, R&D Patent Center (now Korea IP Strategy Institute)
Former Electrical Administrator, Facilities Division, Chungbuk National University
Former Adjunct Professor, Graduate School of Technology Management, Korea University
Former Advisory Committee Member, FKI SME Cooperation Center
Current Adjunct Professor, Graduate School of Technology Management, Sungkyunkwan University
Current Adjunct Professor, Department of Intellectual Property, Hongik University
Current Technology Evaluation Advisor, IBK Industrial Bank of Korea
Current Expert Advisor, Global Strategy Advisory Center, Korea Association of Mid-sized Enterprises
Current Managing Patent Attorney, Choongmu Patent & Law Firm
Education
B.S. in Electrical Engineering, College of Engineering, Seoul National University
LL.M. in Intellectual Property, Franklin Pierce Law School, USA
M.P.A., Graduate School of Public Administration, Seoul National University
Ph.D. in Business Administration, aSSIST (Seoul School of Integrated Sciences and Technologies)
Jin-woo LEEPatent Attorney
Experience
Former Examiner, KIPO
Former Trial Examiner, IPTAB, KIPO
Former Patent Attorney, Wonjeon Patent & Law Firm
Current Associate Patent Attorney, Choongmu Patent & Law Firm
Education
B.S. in Metallurgical Engineering, Inha University

Affiliated Attorney

Yeoryung LEE
Yeoryung LEE
Experience
B.S. in Law, College of Law, Seoul National University
Passed the 40th Korean Bar Examination
Attorney at Law

Advisory Board

Hyunsik Chae
Experience
B.S. in Mechanical and Facility Engineering, Seoul National University of Science and Technology
Ph.D. in Mechanical Engineering, Ecole Normale Superieure (ENS), Paris, France
Current Professor, Department of Mechanical Engineering, Seoul National University of Science and Technology
Gangcheol Kim
Experience
B.S. in Electronic Engineering, Sogang University
Ph.D. in Electronic Engineering, Graduate School, Sogang University
Current Professor, Department of Computer Engineering, Chonnam National University
Jaeyong Kim
Experience
B.S. in Chemical Engineering, Korea University
Ph.D. in Chemical Engineering, Graduate School, Korea University
Current Professor, Department of Environmental Engineering, Chungbuk National University
Yongjin Jeon
Experience
B.S. in Chemical Engineering, Dankook University
Ph.D. in Chemical Engineering, Graduate School, Korea University
Current Professor, Department of Industrial Chemistry, Cheongwoon University
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Sang-sup CHUNGManaging Partner
Experience
Former Examiner, Organic Chemistry / Agriculture & Fisheries / Inorganic Chemistry Divisions, KIPO
Former Secretary, Inorganic Chemistry Division, KIPO
Former Member, IPTAB, KIPO
Retired as Industrial Deputy Director (Grade 3), KIPO
Certified Technology Transaction Specialist
Former Adjunct Professor, Chungbuk National University & Seoul National University of Science and Technology
Current Expert Committee Member, Technology Evaluation, Korea Invention Promotion Association
Current Court Expert Examiner
Current Managing Patent Attorney, Choongmu Adia Patent & Law Firm
Current Vice Chair, Delegate Assembly, Korean Patent Attorneys Association
Education
B.S., Seoul National University of Science and Technology
Graduate, Industrial Graduate School, Korea University
Completed CEO Program, Colorado, USA
Completed Japanese Studies Program, HUFS Language Institute
Ph.D. in Environmental Engineering, College of Engineering, Chungbuk National University
Awards
1997 Commissioner's Commendation, KIPO
1995 Commissioner's Commendation, KIPO
1987 Commissioner's Commendation, KIPO
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Attorney Sang-hyun LEE is an expert in domestic and international patent prosecution and patent disputes for both large corporations and SMEs in Korea, as well as in protecting the Korean patent rights of international clients.

Uniquely among Korean patent professionals, he holds deep academic expertise in European patents and provides outstanding strategic guidance for European patent disputes, offering practical IP protection direction for Korean export companies.

With extensive experience advising companies of all sizes in the fields of Korean materials and electronic components, he bridges the gap between a company's technological capabilities and its global IP competitiveness.

Fluent in both English and French, he provides efficient communication for global export companies in formulating and executing IP strategies.

Sang-hyun LEECo-Managing Partner
Education
University of Strasbourg, CEIPI – Certificate in Patent Law; Diploma in Trademark & Design Law
B.S. in Advanced Materials Engineering (Metal Systems Engineering), Yonsei University
French Department, Hanyeong Foreign Language High School
Experience
Designated as 'The Most Valuable Partner' by Samsung Electro-Mechanics
Designated as a Top Korean Representative by Toyota Motor Corporation, Japan
Koreana Patent & Law Firm
C&S Patent & Law Firm
Sentral Law Group
Advised Samsung Electro-Mechanics on domestic patent prosecution, office action responses, invalidity searches, competitive intelligence, and targeted competitor patent portfolio construction
Invalidity search for SKC's polishing pad invention
Represented global companies including Mitsubishi Materials, Sumitomo Chemical, Nitto Denko, Shell Energy, JX Nippon, Asahi Glass, Bosch, J&J, JFE, Toyota Motor, ABB, Braun, and Xerox
Patent Court cancellation action for a global watch brand (Company G)
Patent invalidity litigation for a Japanese near-infrared cut filter company
Patent validity analysis and strategic IP enhancement for SMEs
Global dispute response and strategy for export companies
Government IP R&D Strategy Support Project (Korea Intellectual Property Strategy Agency)
International IP Dispute Consulting Project (Korea IP Protection Agency)
Member
Korean Patent Attorneys Association (KPAA) 7th Term Sub-Committee Chair for Member Participation, Delegate, and Merit Award recipient for Rules & Regulations Committee
Asian Patent Attorneys Association (APAA)
Professional Activities
Export Expert Advisor, Busan Export One-Stop Center, Global Business Promotion Division, Busan Economic Promotion Agency
Evaluation Committee Member for Disaster Safety Products, Ministry of the Interior and Safety
Evaluation Committee Member, Early-stage Startup Package, Korea Startup Agency